Home / 338,926.68-508,377.24-102,263.04

Finding the Fourth Proportional to 338,926.68, 508,377.24 and 102,263.04

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Solution

The fourth proportional to 338,926.68, 508,377.24 and 102,263.04 is: 153,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,926.68 : 508,377.24 = 102,263.04 : x
  2. Step 2: Convert to fraction form
    338,926.68/508,377.24 = 102,263.04/x
  3. Step 3: Cross multiply
    338,926.68x = 508,377.24 × 102,263.04
  4. Step 4: Simplify right side
    338,926.68x = 51,988,202,029.21
  5. Step 5: Solve for x
    x = 51,988,202,029.21/338,926.68
  6. Step 6: Final answer
    x = 153,390.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.